Operating in Chemical Ionization (CI) Mode 4
5975 Series MSD Operation Manual for MassHunter 113
The Open and Closed states are shown in the monitors as 1 and 0 respectively.
Shutoff valve Open Open Open Open Open Closed
Table 17 Flow control module state diagram
Result Gas A flow Gas B flow Purge
with Gas A
Purge
with Gas B
Pump out
flow module
Standby,
vented, or EI
mode